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Best Security System in Pennsylvania (2026)

65 businesses found · Ranked by quality, not ads

Find top-rated security system businesses in Pennsylvania. Every business is ranked by Quality Score — our quality metric based on responsiveness, data completeness, and verified reviews. Not who pays the most.

Altronics Security Systems

Bethlehem, PA

Security System

★ 4.0(31 reviews)

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Erie Home Electronics

Erie, PA

Security System

★ 3.6(7 reviews)

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K&S Security, LLC

Perkasie, PA

Security System

★ 4.9(29 reviews)

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WYC Security Technology, INC

Philadelphia, PA

Security System

★ 4.7(47 reviews)

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Phoenix Security Systems, Inc.

Essington, PA

Security System

★ 5.0(79 reviews)

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Jefferson Security Cameras

Philadelphia, PA

Security System

★ 4.6(27 reviews)

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JAL Custom Home Security - ADT Authorized Dealer

Philadelphia, PA

Security System

★ 4.9(106 reviews)

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Fire Alarm - RTN Fire Alarm and Electrical

Philadelphia, PA

Security System

★ 5.0(184 reviews)

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Martin Communications

McKees Rocks, PA

Security System

★ 5.0(1 review)

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Barrier Protection Systems Inc

McKeesport, PA

Security System

★ 4.7(25 reviews)

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Master Fire & Security Systems

Erie, PA

Security System

★ 3.7(3 reviews)

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Doyle Security Systems

Erie, PA

Security System

★ 4.9(88 reviews)

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Whitetail Electronics, Inc.

Erie, PA

Security System

★ 4.9(49 reviews)

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SuperHome Smart Home Solutions

Philadelphia, PA

Security System

★ 4.9(56 reviews)

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Guardian Protection - Pittsburgh, PA

Warrendale, PA

Security System

★ 4.4(602 reviews)

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NoLimiTech

Philadelphia, PA

Security System

★ 5.0(86 reviews)

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Fidelity Burglar & Fire Alarm

Philadelphia, PA

Security System

★ 4.7(112 reviews)

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Tavor Security Systems

Havertown, PA

Security System

★ 5.0(41 reviews)

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Victor Security, Inc.

Southampton, PA

Security System

★ 4.8(117 reviews)

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T.N. Security

Pittsburgh, PA

Security System

★ 5.0(14 reviews)

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HomeConnect LLC

Pittsburgh, PA

Security System

★ 4.9(64 reviews)

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Everon

Cranberry Township, PA

Security System

★ 5.0(56 reviews)

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Pye-Barker Fire & Safety, formerly Protect Alarms

Allentown, PA

Security System

★ 4.2(16 reviews)

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Eastern Time, Inc., a Division of Sciens Building Solutions

Allentown, PA

Security System

★ 4.6(12 reviews)

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ADT Security Services

Allentown, PA

Security System

★ 2.6(50 reviews)

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Security Service Company

Fleetwood, PA

Security System

★ 3.9(34 reviews)

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B.A.I. Security Systems, Inc.

Yardley, PA

Security System

★ 4.9(27 reviews)

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BlackGate Security Agency

Erie, PA

Security System

★ 4.8(26 reviews)

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Vector Security - Philadelphia, PA

Plymouth Meeting, PA

Security System

★ 4.7(522 reviews)

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ADT Security Services

Philadelphia, PA

Security System

★ 4.0(417 reviews)

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A-Z Smart Home LLC

Philadelphia, PA

Security System

★ 4.9(20 reviews)

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Venture Security, LLC

Wayne, PA

Security System

★ 4.9(30 reviews)

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General Alarm Systems Inc

Pittsburgh, PA

Security System

★ 5.0(1 review)

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Star Security Systems

Allentown, PA

Security System

★ 5.0(1 review)

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Allied Universal® Security Services

Erie, PA

Security System

★ 3.9(12 reviews)

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Fox Brothers Alarm Services, Inc.

Easton, PA

Security System

★ 4.6(40 reviews)

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Safe Protect

Philadelphia, PA

Security System

★ 5.0(62 reviews)

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TeamTech Security

Philadelphia, PA

Security System

★ 4.8(57 reviews)

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Vector Security - Pittsburgh, PA

Warrendale, PA

Security System

★ 4.9(570 reviews)

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Security Systems of America

Pittsburgh, PA

Security System

★ 4.3(141 reviews)

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Guardian Protection - Philadelphia, PA

Broomall, PA

Security System

★ 4.5(347 reviews)

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Jefferson Security Cameras - PHILADELPHIA

Philadelphia, PA

Security System

★ 4.8(20 reviews)

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Hybrid Home Security - ADT Authorized Dealer

Philadelphia, PA

Security System

★ 5.0(28 reviews)

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Electronic Security Solutions, LLC

Plymouth Meeting, PA

Security System

★ 4.2(10 reviews)

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412 Fire Safety

Pittsburgh, PA

Security System

★ 4.9(41 reviews)

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Affordable Home Security ADT Dealer

Pittsburgh, PA

Security System

★ 2.6(5 reviews)

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ARM Security Systems

Pittsburgh, PA

Security System

★ 5.0(14 reviews)

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Red Spark Technology

Pittsburgh, PA

Security System

★ 4.9(151 reviews)

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Securitas Technology

Pittsburgh, PA

Security System

★ 1.0(2 reviews)

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Global Access Control Systems

Pittsburgh, PA

Security System

★ 5.0(12 reviews)

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